Singleton

package com.designMode.singleton;

public class Singleton {

 private Singleton() {
 }

 private static Singleton singleton = new Singleton();

 public static Singleton getInstance() {
  if (singleton == null)
   singleton = new Singleton();
  return singleton;
 }

 /**
  * @param args
  */
 public static void main(String[] args) {
  Singleton singleton = getInstance();
  Singleton singleton2 = getInstance();
  if (singleton == singleton2) {
   System.out.println("the two object is same");
  }
 }
}